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Old June 25th, 2007
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Re: Safety Freedivers bringing up the BO victims

Quote:
Originally Posted by deep thinker View Post
Another question wont removing the mask while still underwater and then closing the nose and mouth with your hand allow a victim to be rescussetated easier and faster when on the surface as the hit of water on the face can reduse the efect of BO?
The hit of water on the face would in no way reduce the effect of BO. It can boost the diving reflex, so that the BO can possibly be delayed. But once in BO it will have no positive effect.

The laryngospasm is triggered by presence of water in the airways and it protects the lungs by shuting the vocal cords. It will typically hold for 30 to 60 seconds. It can complicate the recovery, because the laryngospasm has to release first before you can breathe in. So water in the airways -> big trouble. If the victim is still in water after the laryngospasm has released and the airways are not protected -> water gets into the lungs -> very big trouble.

So keeping the airways closed should be the highest priority...
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